title: Acute tension pneumoperitoneum causing tension pneumomediastinum; a preliminary report.
mesh_terms: D000005:Abdomen; D006801:Humans; D007813:Laparotomy / Q000150:complications*; D008478:Mediastinal Emphysema / Q000209:etiology*; D011027:Pneumoperitoneum / Q000209:etiology*
keywords: LAPAROTOMY/complications; PNEUMOMEDIASTINUM/etiology and pathogenesis; PNEUMOPERITONEUM/etiology and pathogenesis